CN214780136U

CN214780136U - Car platform frame with buffer protection effect

Info

Publication number: CN214780136U
Application number: CN202121092303.2U
Authority: CN
Inventors: 李铮
Original assignee: Chongqing Huachuang Elevator Parts Co ltd
Current assignee: Chongqing Huachuang Elevator Parts Co ltd
Priority date: 2021-05-21
Filing date: 2021-05-21
Publication date: 2021-11-19
Anticipated expiration: 2031-05-21

Abstract

The utility model discloses a car bottom frame with buffer protection effect, which comprises an elevator car bottom plate and a fence plate, wherein the side of the bottom end of the elevator car bottom plate is fixedly connected with the fence plate, the outer wall of the fence plate is movably connected with a shell, the middle parts of two sides of the fence plate are respectively provided with a chute, one end of each chute is fixedly connected with a baffle ring, the inner parts of the two chutes are respectively and slidably connected with a clamping device, one end of each clamping device is respectively and fixedly connected with an ejection mechanism, one end of each ejection mechanism is respectively and fixedly connected with the other end of each chute, when the car bottom frame is impacted, the shell slides upwards, the buffer device contracts to buffer, a top plate slides upwards when the buffer device contracts to pull a buffer spring to buffer, the impact force is absorbed to protect the personnel in the elevator car, when the shell upwards buffers to a certain position, the two downward-bent clamping hook groups are respectively clamped with the two clamping devices, so that the position of the shell is fixed.

Description

Car platform frame with buffer protection effect

Technical Field

The utility model belongs to the technical field of the elevator, concretely relates to sedan-chair underframe frame with buffering protection effect.

Background

The elevator is a vertical elevator taking a motor as power, and is provided with a box-shaped nacelle for carrying people or goods in a multistoried building, the vertical elevator is provided with a car which runs between at least two rows of vertical rigid guide rails, the size and the structural form of the car are convenient for passengers to get in or get out or load and unload goods, the vertical elevator generally runs in a high-rise building, so the vertical elevator generally has more protection mechanisms to deal with different accident conditions, wherein an elevator car bottom buffer mechanism is an important protection mechanism, the buffer mechanism of the existing car bottom frame can absorb certain impact potential energy in the use process, but after the buffer mechanism is compressed to the limit, an inner spring can release the absorbed energy, and the rebound of a car body causes secondary injury to people in the car.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sedan-chair underframe frame with buffering protection effect to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a sedan-chair end frame with buffering protection effect, includes elevator sedan-chair bottom plate and fencing board, the avris fixedly connected with fencing board of elevator sedan-chair bottom plate bottom, the outer wall swing joint of fencing board has the shell, the chute has all been seted up at the middle part of fencing board both sides, two the equal fixedly connected with of one end of chute keeps off the ring, two the equal sliding connection in inside of chute has latch device, two latch device's the equal fixedly connected with ejection mechanism of one end, two ejection mechanism's one end respectively with the other end fixed connection of two chutes, the middle part of shell both sides all is seted up flutedly, two the bottom of recess is all fixed and is provided with the curved trip group down, two the curved trip group down is constituteed by a plurality of curved trip that evenly set up, two the curved trip group respectively with two latch device corresponds the setting, a plurality of buffer of even fixedly connected with between the bottom of elevator sedan-chair bottom plate and the bottom of shell inner wall .

Preferably, the elevator car bottom plate consists of a structural plate and an antiskid plate, and the top end of the structural plate is fixedly connected with the antiskid plate.

Preferably, the structural plate is made of structural steel, the antiskid plate is made of polyamide plastics, and the surface of the antiskid plate is provided with antiskid grains.

Preferably, the clamping device consists of a connecting plate and a plurality of upward-bent clamping hooks, and the plurality of upward-bent clamping hooks are uniformly and fixedly connected to one side of the connecting plate from top to bottom.

Preferably, the connecting plate and the plurality of upward-bent clamping hooks are of an integrated structure.

Preferably, the ejection mechanism consists of a telescopic loop bar and an ejection spring, and the telescopic loop bar is sleeved outside the ejection spring.

Preferably, buffer comprises housing, roof, four buffer spring, damping rod and bottom plate, the bottom fixedly connected with bottom plate of damping rod, the middle part fixedly connected with roof of housing bottom is passed on the top of damping rod, the inner wall sliding connection of roof and housing, the equal fixedly connected with buffer spring in four corners of roof bottom, four buffer spring's bottom respectively with four corner fixed connection of housing inner wall bottom.

Compared with the prior art, the beneficial effects of the utility model are that: when the frame receives the impact at the bottom of the sedan-chair, the shell upwards slides, the buffer shrink buffers, the damping pole can absorb certain impact potential energy, roof upwards slides when buffer contracts, pulling buffer spring buffers, thereby absorb the impact force and protect the inside personnel of elevator sedan-chair, after the shell upwards buffers certain position, two hook sets that bend down carry out the block with two latch devices respectively, thereby make the rigidity of shell, avoid the frame kick-backs at the bottom of the sedan-chair to cause the secondary damage to personnel in the elevator, improve the security and the practicality of frame at the bottom of the sedan-chair.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a main sectional view of the present invention;

fig. 3 is a schematic structural view of part a of the present invention;

FIG. 4 is a schematic structural view of the latch device of the present invention;

fig. 5 is a schematic structural view of the buffering device of the present invention.

In the figure: 1. an elevator car floor; 2. a fence panel; 3. a housing; 4. a clamping device; 5. a downward bending clamping hook group; 6. a buffer device; 7. an ejection mechanism; 8. a telescopic loop bar; 9. ejecting a spring; 10. a structural panel; 11. an anti-skid plate; 12. a connecting plate; 13. bending the clamping hook upwards; 14. a housing; 15. a top plate; 16. a buffer spring; 17. a damping lever; 18. a base plate.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-5, the present invention provides the following technical solutions: the utility model provides a sedan-chair end frame with buffering protection effect, including elevator sedan-chair bottom plate 1 and fencing board 2, avris fixedly connected with fencing board 2 of 1 bottom of elevator sedan-chair bottom plate, the outer wall swing joint of fencing board 2 has shell 3, the chute has all been seted up at the middle part of 2 both sides of fencing board, the equal fixedly connected with fender ring of one end of two chutes, the equal sliding connection in inside of two chutes has latch device 4, the equal fixedly connected with ejection mechanism 7 of one end of two latch devices 4, the one end of two ejection mechanism 7 respectively with the other end fixed connection of two chutes, the middle part of 3 both sides of shell all is seted up flutedly, the bottom of two recesses is all fixed to be provided with down-bent trip group 5, two down-bent trip group 5 comprises by the down-bent trip of a plurality of even settings, two down-bent trip group 5 correspond the setting with two latch devices 4 respectively, even fixedly connected with a plurality of buffer 6 between the bottom of elevator sedan-chair bottom plate 1 and the bottom of 3 inner walls of shell.

Preferably, elevator sedan-chair bottom plate 1 comprises structural slab 10 and antiskid ribbed tile 11, and structural slab 10's top fixedly connected with antiskid ribbed tile 11, and elevator sedan-chair bottom plate 1 is that bilayer structure is functional stronger.

Preferably, the structural slab 10 is made by the structural steel, and antiskid ribbed tile 11 is made by polyamide plastics, and antiskid line has been seted up on antiskid ribbed tile 11's surface, and structural slab 10 that the structural steel was made plays the effect of strengthening the support, and antiskid ribbed tile 11 that polyamide plastics were made has wear-resisting skid-proof effect, avoids elevator sedan-chair bottom plate 1's surface too smooth to lead to the user to slip during the use.

Preferably, latch device 4 comprises connecting plate 12 and a plurality of curved trip 13 of going up, one side from the top down of connecting plate 12 even fixedly connected with a plurality of curved trip 13 of going up, when the sedan-chair end frame receives the impact, shell 3 upwards slides and cushions, after buffering certain position, two curved trip group 5 carry out the block with two latch device 4 respectively, thereby make shell 3's rigidity, avoid the sedan-chair end frame kick-back to cause the secondary damage to the personnel in the elevator, improve the security and the practicality of the sedan-chair end frame.

Preferably, connecting plate 12 and a plurality of curved trip 13 formula structures as an organic whole that bend on, the structure of integral type not only is convenient for integrative casting shaping, and structural strength is higher when using moreover, difficult fracture.

Preferably, the ejection mechanism 7 is composed of a telescopic loop bar 8 and an ejection spring 9, the telescopic loop bar 8 is sleeved outside the ejection spring 9, and the ejection spring 9 can be guided along a fixed direction by using the telescopic loop bar 8, so that the clamping device 4 can be ejected smoothly.

Preferably, buffer 6 is by housing 14, roof 15, four buffer spring 16, damping rod 17 and bottom plate 18 are constituteed, damping rod 17's bottom fixedly connected with bottom plate 18, the middle part fixedly connected with roof 15 of housing 14 bottom is passed on damping rod 17's top, the inner wall sliding connection of roof 15 and housing 14, the equal fixedly connected with buffer spring 16 in four corners of roof 15 bottom, four buffer spring 16's bottom respectively with four corner fixed connection of housing 14 inner wall bottom, when the sedan-chair bottom frame receives the impact, shell 3 upwards slides, buffer 6 shrink cushions, certain impact potential energy can be absorbed to damping rod 17, roof 15 upwards slides when buffer 6 shrink, pull buffer spring 16 and cushion, thereby absorb the impact force and protect the inside personnel of elevator sedan-chair.

The utility model discloses a theory of operation and use flow: after the utility model is installed, firstly, the installation and the safety protection of the utility model are checked, then the utility model can be used, when the car bottom frame is impacted, the shell 3 slides upwards, the buffer device 6 contracts to buffer, the damping rod 17 can absorb certain impact potential energy, the top plate 15 slides upwards when the buffer device 6 contracts, the buffer spring 16 is pulled to buffer, the impact force is absorbed to protect the personnel in the elevator car, after the shell 3 buffers to a certain position upwards, the two downward-bending hook groups 5 are respectively clamped with the two clamping devices 4, thereby the position of the shell 3 is fixed, the car bottom frame is prevented from rebounding to cause secondary injury to the personnel in the elevator, the safety and the practicability of the car bottom frame are improved, the elevator car bottom plate 1 is of a double-layer structure, the structural plate 10 made of structural steel has the function of strengthening support, antiskid ribbed tile 11 is made to polyamide plastics has wear-resisting skid-proof effect, avoids elevator sedan-chair bottom plate 1's surface too smooth to lead to the user to slip during the use, connecting plate 12 and a plurality of curved trip 13 formula structure as an organic whole that bends, and the structure of integral type is the integrative casting shaping of not only being convenient for, and structural strength is higher when using in addition, difficult fracture, and ejecting spring 9 of fixed direction guide can be followed in the use of flexible loop bar 8 to make latch device 4 pop out smoothly.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sedan-chair bottom frame with buffering protection effect, includes elevator sedan-chair bottom plate (1) and fencing board (2), its characterized in that: the elevator car bottom plate comprises an elevator car bottom plate (1), wherein a fence plate (2) is fixedly connected to the side of the bottom end of the elevator car bottom plate (1), a shell (3) is movably connected to the outer wall of the fence plate (2), chutes are formed in the middle of two sides of the fence plate (2), baffle rings are fixedly connected to one ends of the two chutes, clamping devices (4) are slidably connected to the insides of the two chutes, ejection mechanisms (7) are fixedly connected to one ends of the two clamping devices (4), one ends of the two ejection mechanisms (7) are fixedly connected to the other ends of the two chutes respectively, grooves are formed in the middle of two sides of the shell (3), downward-bending clamping hook groups (5) are fixedly arranged at the bottom ends of the two grooves, each downward-bending clamping hook group (5) is composed of a plurality of downward-bending hooks which are uniformly arranged, and the two downward-bending clamping hook groups (5) are respectively arranged corresponding to the two clamping devices (4), a plurality of buffer devices (6) are uniformly and fixedly connected between the bottom end of the elevator car bottom plate (1) and the bottom end of the inner wall of the shell (3).

2. The platform frame with a buffer protection effect as claimed in claim 1, wherein: the elevator car bottom plate (1) is composed of a structural plate (10) and an anti-skid plate (11), and the top end of the structural plate (10) is fixedly connected with the anti-skid plate (11).

3. The platform frame with a buffer protection effect as claimed in claim 2, wherein: the structural plate (10) is made of structural steel, the antiskid plate (11) is made of polyamide plastics, and antiskid grains are formed in the surface of the antiskid plate (11).

4. The platform frame with a buffer protection effect as claimed in claim 1, wherein: clamping device (4) comprise connecting plate (12) and a plurality of curved trip (13) on, one side from the top down of connecting plate (12) even fixedly connected with a plurality of curved trip (13) on.

5. The platform frame with a buffer protection effect as claimed in claim 4, wherein: the connecting plate (12) and the plurality of upward-bent clamping hooks (13) are of an integrated structure.

6. The platform frame with a buffer protection effect as claimed in claim 1, wherein: the ejection mechanism (7) is composed of a telescopic loop bar (8) and an ejection spring (9), and the telescopic loop bar (8) is sleeved on the outer side of the ejection spring (9).

7. The platform frame with a buffer protection effect as claimed in claim 1, wherein: buffer (6) comprise housing (14), roof (15), four buffer spring (16), damping lever (17) and bottom plate (18), bottom fixedly connected with bottom plate (18) of damping lever (17), middle part fixedly connected with roof (15) of housing (14) bottom is passed on the top of damping lever (17), the inner wall sliding connection of roof (15) and housing (14), four equal fixedly connected with buffer spring (16), four in the corner of roof (15) bottom the bottom of buffer spring (16) respectively with four corner fixed connection in housing (14) inner wall bottom.